- First Open WhatsApp On Your Device.
- Go To Settings
- Hit On The Account Tab
- Now Enter Your Phone Number And Click On Delete My Account
- Now Open App Manager In Phone Setting
- Locate Whats App And Uninstall The Same
- Once The App Is Completely Uninstalled From Your Device , Restart Your Device/Phone
- Now Open Play Store And Install Whats App Again
- Once Fresh Installation Is Completed Open The App.
- Now Enter The Data Required Like Mobile No ( Your Phone Number ) , OTP Etc To Start The App .
- Its Done , Now You Can Start Texting The User Who Blocked You In His/Her Account As You Have Been Unblocked From His/Her Whats App Account